WebLátkové riadenie činnosti organizmu je fylogeneticky staršie ako nervové riadenie. Uskutočňuje sa prostredníctvom hormónov, ktoré sú nositeľmi chemickej informácie. Majú len riadiace účinky, nie sú teda ani zdrojom … Webhormone, organic substance secreted by plants and animals that functions in the regulation of physiological activities and in maintaining homeostasis. Hormones carry out their functions by evoking responses from specific …

Układ hormonalny od A do Z [Biologia] - YouTube

WebOct 25, 2013 · Summary. Exact mechanisms of the physiological, cellular, and molecular basis of hormonal regulation remain elusive. It has been known, however, for more than … WebSteroidní hormony jsou hormony lipofilní povahy, které vznikají z cholesterolu procesem steroidogeneze. Nejsou ukládány do zásoby, ale v případě potřeby se zvyšuje jejich … im in search of job

Endokrinná sústava – Wikipédia

A hormone (from the Greek participle ὁρμῶν, "setting in motion") is a class of signaling molecules in multicellular organisms that are sent to distant organs by complex biological processes to regulate physiology and behavior. Hormones are required for the correct development of animals, plants and fungi. Due to the broad definition of a hormone (as a signaling molecule that exerts its effects far from its site of production), numerous kinds of molecules can be classified as hormones. Amon… WebHormón (z gr. hormaó – poháňam) je látka, ktorá v mnohobunkových organizmoch (rastliny, živočíchy, huby, riasy...) slúži na chemickú signalizáciu medzi rôznymi bunkami … im inspections